Microsoft | Wow64

: On x86-64 systems, the processor can switch between 32-bit and 64-bit modes natively, which makes the translation process computationally inexpensive.

: The primary interface that handles the core translation and kernel calls. Wow64 Microsoft

WoW64 is implemented through several key dynamic-link libraries (DLLs) found in the system: : On x86-64 systems, the processor can switch

: Because x86-64 processors support 32-bit code natively, there is often no noticeable performance loss compared to running on a native 32-bit OS. : On x86-64 systems

: Users can run older 32-bit software—such as games or legacy enterprise tools—on modern 64-bit hardware.

: Windows uses redirection to keep 32-bit and 64-bit software data separate: